1295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/***************************************************************************/ 2295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 3295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* ftspic.c */ 4295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 5295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* The FreeType position independent code services for smooth module. */ 6295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 7a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang/* Copyright 2009, 2010, 2012, 2013 by */ 8295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* Oran Agra and Mickey Gabel. */ 9295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 10295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* This file is part of the FreeType project, and may only be used, */ 11295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* modified, and distributed under the terms of the FreeType project */ 12295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 13295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* this file you indicate that you have read the license and */ 14295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* understand and accept it fully. */ 15295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* */ 16295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/***************************************************************************/ 17295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 18295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 19295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include <ft2build.h> 20295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include FT_FREETYPE_H 21295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include FT_INTERNAL_OBJECTS_H 22295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#include "ftspic.h" 23e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang#include "ftsmerrs.h" 24295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 25a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 26295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#ifdef FT_CONFIG_OPTION_PIC 27295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 28295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* forward declaration of PIC init functions from ftgrays.c */ 29e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang void 30e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs ); 31295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 32a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 33295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner void 34e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang ft_smooth_renderer_class_pic_free( FT_Library library ) 35295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 36e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang FT_PIC_Container* pic_container = &library->pic_container; 37a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Memory memory = library->memory; 38e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 39e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 40295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner if ( pic_container->smooth ) 41295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 42e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang SmoothPIC* container = (SmoothPIC*)pic_container->smooth; 43e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 44e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 45e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang if ( --container->ref_count ) 46295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return; 47a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 48295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_FREE( container ); 49295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner pic_container->smooth = NULL; 50295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 51295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 52295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 53295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 54295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner FT_Error 55aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich ft_smooth_renderer_class_pic_init( FT_Library library ) 56295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 57aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_PIC_Container* pic_container = &library->pic_container; 58a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Error error = FT_Err_Ok; 59a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang SmoothPIC* container = NULL; 60aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich FT_Memory memory = library->memory; 61aacb8e1368a883fcbc9fe64fd0e460cef9c9b20cNick Kralevich 62295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 63e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang /* since this function also serve smooth_lcd and smooth_lcdv renderers, 64295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner it implements reference counting */ 65e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang if ( pic_container->smooth ) 66295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 67295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner ((SmoothPIC*)pic_container->smooth)->ref_count++; 68295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return error; 69295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 70295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 71295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* allocate pointer, clear and set global container pointer */ 72a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang if ( FT_ALLOC( container, sizeof ( *container ) ) ) 73295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return error; 74e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang FT_MEM_SET( container, 0, sizeof ( *container ) ); 75295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner pic_container->smooth = container; 76a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 77295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner container->ref_count = 1; 78295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 79a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang /* initialize pointer table - */ 80a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang /* this is how the module usually expects this data */ 81e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang FT_Init_Class_ft_grays_raster( &container->ft_grays_raster ); 82a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 83295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner return error; 84295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 85295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 86a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 87295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner /* re-route these init and free functions to the above functions */ 88a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Error 89a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang ft_smooth_lcd_renderer_class_pic_init( FT_Library library ) 90295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 91e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang return ft_smooth_renderer_class_pic_init( library ); 92295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 93e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 94a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 95a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang void 96a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang ft_smooth_lcd_renderer_class_pic_free( FT_Library library ) 97295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 98e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang ft_smooth_renderer_class_pic_free( library ); 99295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 100e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 101a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 102a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang FT_Error 103a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang ft_smooth_lcdv_renderer_class_pic_init( FT_Library library ) 104295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 105e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang return ft_smooth_renderer_class_pic_init( library ); 106295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 107e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang 108a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang 109a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang void 110a2b9955b49034a51dfbc8bf9f4e9d312149cecacXianzhu Wang ft_smooth_lcdv_renderer_class_pic_free( FT_Library library ) 111295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner { 112e3b631da8034f7c6ecc6d809cd9e46d306215c32Xianzhu Wang ft_smooth_renderer_class_pic_free( library ); 113295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner } 114295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 115295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner#endif /* FT_CONFIG_OPTION_PIC */ 116295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 117295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner 118295ffce55e0198e7a9f7d46b33f5c2b4147bf821David 'Digit' Turner/* END */ 119